:root{color:#1f2937;background:#f6f8fb;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh}button,input,select,textarea{font:inherit}button{cursor:pointer}.shell{min-height:100vh;padding:24px}.signed-out{display:grid;place-items:center}.intro{display:grid;gap:28px;width:min(760px,100%);padding:56px;border:1px solid #d9e2ef;border-radius:8px;background:#fff;box-shadow:0 24px 64px #0f172a14}.eyebrow{margin:0 0 8px;color:#0f6cbd;font-size:.78rem;font-weight:700;text-transform:uppercase}h1,h2,p{margin-top:0}h1{margin-bottom:0;font-size:2rem}h2{margin-bottom:0;font-size:1rem}.lead{margin-bottom:0;max-width:620px;color:#4b5563;font-size:1.1rem;line-height:1.6}.topbar{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:20px}.account{display:flex;align-items:center;gap:12px;color:#4b5563}.workspace{display:grid;grid-template-columns:minmax(220px,300px) minmax(320px,1fr) minmax(280px,380px);gap:16px;align-items:start}.panel{min-height:520px;max-height:calc(100vh - 128px);overflow:hidden;border:1px solid #d9e2ef;border-radius:8px;background:#fff}.panel-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px;border-bottom:1px solid #e5edf6}.panel-heading span{color:#64748b;font-size:.85rem}.search{display:grid;gap:6px;padding:12px 12px 0;color:#374151;font-size:.85rem;font-weight:700}.search input{width:100%;border:1px solid #cbd5e1;border-radius:8px;padding:9px 10px;color:#111827;font-weight:400}.list-actions{padding:10px 12px 0}.compact{width:100%;min-height:36px;padding:8px 10px}.compact:disabled{cursor:not-allowed;opacity:.55}.list,.message-list{display:grid;gap:8px;max-height:calc(100vh - 284px);overflow:auto;padding:12px}.chat{display:grid;gap:6px;width:100%;padding:12px;border:1px solid transparent;border-radius:8px;background:#f8fafc;color:inherit;text-align:left}.chat:hover,.chat.active{border-color:#0f6cbd;background:#eef6ff}.chat small,.message small{color:#64748b}.messages{min-width:0}.message{display:grid;grid-template-columns:20px 1fr;gap:10px;padding:12px;border:1px solid #e5edf6;border-radius:8px;background:#fff}.message>span{display:grid;gap:4px}.message p{margin:8px 0 0;color:#374151;line-height:1.45;white-space:pre-wrap;overflow-wrap:anywhere}.empty{margin:16px;color:#64748b}.empty.inline{margin:4px 0}.preview{display:grid;grid-template-rows:auto auto 1fr auto auto;gap:14px;padding-bottom:16px}.field{display:grid;gap:8px;padding:0 16px;color:#374151;font-weight:600}.field input,.field select,.field textarea{width:100%;border:1px solid #cbd5e1;border-radius:8px;padding:10px 12px;color:#111827;font-weight:400}.ticket-lookup{display:grid;gap:8px;padding:0 16px}.ticket-lookup .compact{margin:0}.ticket-lookup small{color:#64748b;line-height:1.35}.lookup-errors{display:grid;gap:4px;color:#b42318;font-size:.85rem;line-height:1.35}.compact-field{padding:0}.field textarea{min-height:300px;resize:vertical;line-height:1.45}.primary,.secondary{min-height:42px;border:0;border-radius:8px;padding:10px 16px;font-weight:700}.primary{margin:0 16px;background:#0f6cbd;color:#fff}.primary:disabled{cursor:not-allowed;opacity:.55}.secondary{background:#e8eef6;color:#1f2937}.status{margin:0 16px;color:#166534;line-height:1.4}.status.error{color:#b42318}@media(max-width:1080px){.workspace{grid-template-columns:1fr}.panel{min-height:auto;max-height:none}.list,.message-list{max-height:420px}}@media(max-width:720px){.shell{padding:16px}.intro{padding:28px}.topbar,.account{align-items:flex-start;flex-direction:column}}